Climatological Report (Daily)
Issued by NWS

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273
CDUS46 KMTR 030027
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
427 PM PST FRI DEC 2 2016


...................................

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR DECEMBER 2 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         66    230 PM  75    2011  58      8       60
  MINIMUM         44   1254 AM  24    2006  37      7       41
  AVERAGE         55                        47      8       51

PRECIPITATION (IN)
  TODAY            0.00                                      0.00
  MONTH TO DATE    0.00                                      0.00
  SINCE OCT 1      4.75                                      1.41
  SINCE JAN 1     19.42                                      5.51

DEGREE DAYS
 HEATING
  TODAY           10                                        14
  MONTH TO DATE   26                                        35
  SINCE DEC 1     26                                        35
  SINCE JUL 1    530                                       576

 COOLING
  TODAY            0                                         0
  MONTH TO DATE    0                                         0
  SINCE DEC 1      0                                         0
  SINCE JAN 1    186                                       378
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  19   RESULTANT WIND DIRECTION   N (350)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED    19.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    49           100 AM
 LOWEST     27          1100 AM
 AVERAGE    38

..........................................................


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        66      2011
                                             2006
 MINIMUM TEMPERATURE (F)   37        28      2004


SUNRISE AND SUNSET
DECEMBER  2 2016......SUNRISE   708 AM PST   SUNSET   449 PM PST
DECEMBER  3 2016......SUNRISE   709 AM PST   SUNSET   449 PM PST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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